Home / 2,218.28-3,327.41-1,731.74

Finding the Fourth Proportional to 2,218.28, 3,327.41 and 1,731.74

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Solution

The fourth proportional to 2,218.28, 3,327.41 and 1,731.74 is: 2,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.28 : 3,327.41 = 1,731.74 : x
  2. Step 2: Convert to fraction form
    2,218.28/3,327.41 = 1,731.74/x
  3. Step 3: Cross multiply
    2,218.28x = 3,327.41 × 1,731.74
  4. Step 4: Simplify right side
    2,218.28x = 5,762,196.69
  5. Step 5: Solve for x
    x = 5,762,196.69/2,218.28
  6. Step 6: Final answer
    x = 2,597.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.